Q27
To which kind of rock does marble belong?
A.
Metamorphic rock
AnswerB.
Sedimentary rock
C.
Igneous rock
D.
Volcanic rock
Answer: Option A
Solution
Answer: Option A
Solution:
Marble is a metamorphic rock that forms when limestone is subjected to the heat and pressure of metamorphism. Under the conditions of metamorphism, the calcite in the limestone recrystallizes to form a rock that is a mass of interlocking calcite crystals.